Micromagnetic simulations using graphics processing units

L Lopez-Diaz, D Aurelio, L Torres… - Journal of Physics D …, 2012 - iopscience.iop.org
The methodology for adapting a standard micromagnetic code to run on graphics
processing units (GPUs) and exploit the potential for parallel calculations of this platform is …

Skyrmions in twisted van der Waals magnets

M Akram, O Erten - Physical Review B, 2021 - APS
Magnetic skyrmions in two-dimensional (2D) chiral magnets are often stabilized by a
combination of a Dzyaloshinskii-Moriya interaction and an external magnetic field. Here, we …

Magnetization switching in the inertial regime

K Neeraj, M Pancaldi, V Scalera, S Perna, M d'Aquino… - Physical Review B, 2022 - APS
We have numerically solved the Landau-Lifshitz-Gilbert (LLG) equation in its standard and
inertial forms to study the magnetization switching dynamics in a 3 d thin film ferromagnet …

Compact modeling of perpendicular STT-MTJs with double reference layers

R De Rose, M d'Aquino, G Finocchio… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
This paper shows the steps to set up a simulation framework for perpendicular spin-transfer
torque (STT)-magnetic tunnel junctions (MTJs) with double-barrier and two antiparallel …

Breaking the current density threshold in spin-orbit-torque magnetic random access memory

Y Zhang, HY Yuan, XS Wang, XR Wang - Physical Review B, 2018 - APS
Spin-orbit-torque magnetic random access memory (SOT-MRAM) is a promising technology
for the next generation of data storage devices. The main bottleneck of this technology is the …

[HTML][HTML] Accuracy of the analytical demagnetization tensor for various geometries

R Bjørk, M d'Aquino - Journal of Magnetism and Magnetic Materials, 2023 - Elsevier
We investigate the accuracy of the analytical expressions for the magnetostatic
demagnetization tensor for three different geometries by comparing these to the dipole field …

The Frenet–Serret representation of the Landau–Lifshitz–Gilbert equation

VR Vieira, PP Horley - Journal of Physics A: Mathematical and …, 2012 - iopscience.iop.org
A proper representation of the Landau–Lifshitz–Gilbert equation is important to obtain useful
parameters and characteristics of the system and its dynamics and for speeding up the …

Optimization of GPU parallel scheme for simulating ultrafast magnetization dynamics model

J Lu, S Gao, W Xiong, C Xu - Computational Materials Science, 2020 - Elsevier
In this paper, we propose an optimized parallel scheme based on graphics processor unit
(GPU) for simulating thermal induced ultrafast magnetization dynamics model using finite …

[PDF][PDF] Towards Preserving Geometric Properties of Landau-Lifshitz-Gilbert Equation Using Multistep Methods

J Zhan, L Yang, R Du, Z Cui - Commun. Comput. Phys., 2024 - global-sci.com
In this paper, we investigate two fundamental geometric properties of the Landau-Lifshitz-
Gilbert (LLG) equation, namely the preservation of magnetization magnitude and the …

Dynamic magnetic susceptibility and electrical detection of ferromagnetic resonance

Y Zhang, XS Wang, HY Yuan, SS Kang… - Journal of Physics …, 2017 - iopscience.iop.org
The dynamic magnetic susceptibility of magnetic materials near ferromagnetic resonance
(FMR) is very important in interpreting the dc voltage obtained in its electrical detection …